Thunder King Rai-Oh [RYMP-EN074] Common 17 if you have fewer than

if you have fewer than seven cards in hand

—The Underworld Cookbook

[When Attacking] You may play 1 white Tamer card with a play cost of 4 or less from your hand without paying its memory cost

Set: Speed Duel: Tournament Pack 5 Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 3000 "Destiny HERO - Plasma" + "Destiny HERO - Dogma" A Fusion Summon of this card can only be done with the above Fusion Materials

Set: Shonen Jump Championship Series Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 2200 Defense: 1700 Each time this card destroys an opponent's monster as a result of battle and sends it to the Graveyard

Thunder King Rai-Oh [RYMP-EN074] Common 17 if you have fewer thanSet: Ra Yellow Mega Pack Card type: Effect Monster Rarity: Common Attack: 1900 Defense: 800 Neither player can add cards from their Deck to their hand except by drawing them. During either player's turn, when your opponent would Special Summon a monster: You can send this face up card to the Graveyard; negate the Special Summon and destroy it.